PatchTheCVECVE-2001-0617: Allied Telesyn AT-AR220e cable/DSL router firmware 1.08a RC14 with the portmapper and the 'Virtual Server' ena
CVE-2001-0617 is a high-severity flaw (CVSS 7.5) affecting at-ar220e. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Allied Telesyn AT-AR220e cable/DSL router firmware 1.08a RC14 with the portmapper and the 'Virtual Server' enabled can allow a remote attacker to gain access to mapped services even though the single portmappings may be disabled.
Why this priority
- High severity
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| EPSS exploit chance | 1.4% (top 28%) |
| CISA exploited list | No |
| Published | 2001-08-22 |
| Last modified | 2026-06-16 |
Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2001-0617?
at-ar220e: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2001-0617 being exploited?
CVE-2001-0617 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2001-0617 affect?
CVE-2001-0617 affects at-ar220e. Severity is high (CVSS 7.5). Allied Telesyn AT-AR220e cable/DSL router firmware 1.08a RC14 with the portmapper and the 'Virtual Server' enabled can allow a remote attacker to gain access to mapped services even though the single portmappings may be disabled.
How urgent is CVE-2001-0617?
Priority 44/100. High severity